EP2647842A4 - Method, apparatus, and system for controlling pumping direction-switching for use in pumping apparatus - Google Patents

Method, apparatus, and system for controlling pumping direction-switching for use in pumping apparatus

Info

Publication number
EP2647842A4
EP2647842A4 EP20110871867 EP11871867A EP2647842A4 EP 2647842 A4 EP2647842 A4 EP 2647842A4 EP 20110871867 EP20110871867 EP 20110871867 EP 11871867 A EP11871867 A EP 11871867A EP 2647842 A4 EP2647842 A4 EP 2647842A4
Authority
EP
Grant status
Application
Patent type
Prior art keywords
apparatus
pumping
switching
use
system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP20110871867
Other languages
German (de)
French (fr)
Other versions
EP2647842A1 (en )
Inventor
Weichun Yi
Shuai Wang
Renyu Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZOOMLION HEAVY INDUSTRY SCIENCE AND TECHNOLOGY Co Ltd
HUNAN ZOOMLION SPECIAL VEHICLE CO Ltd
CATIC BEIJING CO LTD
Original Assignee
ZOOMLION HEAVY INDUSTRY SCIENCE AND TECHNOLOGY CO., LTD.
HUNAN ZOOMLION SPECIAL VEHICLE CO Ltd
CATIC BEIJING CO LTD
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B15/00Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04B15/02Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
    • F04B15/023Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous supply of fluid to the pump by gravity through a hopper, e.g. without intake valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/10Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
    • F04B9/109Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
    • F04B9/117Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other
    • F04B9/1172Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other the movement of each pump piston in the two directions being obtained by a double-acting piston liquid motor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2201/00Pump parameters
    • F04B2201/02Piston parameters
    • F04B2201/0201Position of the piston
EP20110871867 2011-09-09 2011-09-09 Method, apparatus, and system for controlling pumping direction-switching for use in pumping apparatus Withdrawn EP2647842A4 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/079520 WO2013033915A1 (en) 2011-09-09 2011-09-09 Method, apparatus, and system for controlling pumping direction-switching for use in pumping apparatus

Publications (2)

Publication Number Publication Date
EP2647842A1 true EP2647842A1 (en) 2013-10-09
EP2647842A4 true true EP2647842A4 (en) 2014-08-20

Family

ID=47831458

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20110871867 Withdrawn EP2647842A4 (en) 2011-09-09 2011-09-09 Method, apparatus, and system for controlling pumping direction-switching for use in pumping apparatus

Country Status (3)

Country Link
EP (1) EP2647842A4 (en)
RU (1) RU2013126766A (en)
WO (1) WO2013033915A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103821688B (en) * 2014-01-20 2016-04-06 三一汽车制造有限公司 A method of pumping mechanism, the pumping concrete pumping equipment control method, and
CN106704134A (en) * 2017-03-15 2017-05-24 吉孚艾(天津)压缩系统技术有限公司 Hydraulic free piston multi-phase mixed transportation device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10331762A (en) * 1997-05-30 1998-12-15 Niigata Eng Co Ltd Operation method for concrete pump and concrete pump
US20060245943A1 (en) * 2004-03-26 2006-11-02 Wilhelm Hofmann Device and method for controlling a thick matter pump

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08319938A (en) * 1995-05-24 1996-12-03 Tadano Ltd Forced feed device for fluid
JP3143772B2 (en) * 1995-06-12 2001-03-07 極東開発工業株式会社 The control device of concrete pump
JP3713636B2 (en) * 1995-10-20 2005-11-09 石川島建機株式会社 Operation control method and apparatus of the viscous fluid pump
DE19948602B4 (en) * 1998-10-10 2011-06-16 Doosan Infracore Co., Ltd., Dong-gu Bulk pump device
CN201521424U (en) * 2009-03-19 2010-07-07 杭州专用汽车有限公司 Control device for resolving concrete pumping discontinuity of boom pump trucks
CN201568245U (en) * 2009-05-31 2010-09-01 长沙中联重工科技发展股份有限公司 Concrete pumping unit and concrete pumping device
CN201486790U (en) * 2009-08-10 2010-05-26 福田雷沃重机股份有限公司 Pumping mechanism capable of changing strokes and pump vehicle provided therewith

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10331762A (en) * 1997-05-30 1998-12-15 Niigata Eng Co Ltd Operation method for concrete pump and concrete pump
US20060245943A1 (en) * 2004-03-26 2006-11-02 Wilhelm Hofmann Device and method for controlling a thick matter pump

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013033915A1 *

Also Published As

Publication number Publication date Type
RU2013126766A (en) 2015-10-20 application
EP2647842A1 (en) 2013-10-09 application
WO2013033915A1 (en) 2013-03-14 application

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Effective date: 20130704

RIC1 Classification (correction)

Ipc: F04B 9/117 20060101AFI20140715BHEP

Ipc: F04B 15/02 20060101ALI20140715BHEP

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Effective date: 20140721

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18W Withdrawn

Effective date: 20150318